New upstream version 8.1.0

fsck/source/components/worker/RetrieveDirEntriesWork.h

@@ -0,0 +1,62 @@
+#ifndef RETRIEVEDIRENTRIESWORK_H
+#define RETRIEVEDIRENTRIESWORK_H
+
+/*
+ * retrieve all dir entries from one node, inside a specified range of hashDirs and save them to DB
+ */
+
+#include <common/app/log/LogContext.h>
+#include <common/components/worker/Work.h>
+#include <common/toolkit/SynchronizedCounter.h>
+
+#include <database/FsckDB.h>
+#include <database/FsckDBTable.h>
+
+// the size of one response packet, i.e. how many dentries are asked for at once
+#define RETRIEVE_DIR_ENTRIES_PACKET_SIZE 500
+
+class RetrieveDirEntriesWork : public Work
+{
+   public:
+      /*
+       * @param db database instance
+       * @param node the node to retrieve data from
+       * @param counter a pointer to a Synchronized counter; this is incremented by one at the end
+       * and the calling thread can wait for the counter
+       * @param hashDirStart the first top-level hashDir to open
+       * @param hashDirEnd the last top-level hashDir to open
+       * @param numDentriesFound
+       * @param numFileInodesFound
+       */
+      RetrieveDirEntriesWork(FsckDB* db, Node& node, SynchronizedCounter* counter,
+         AtomicUInt64& errors, unsigned hashDirStart, unsigned hashDirEnd,
+         AtomicUInt64* numDentriesFound, AtomicUInt64* numFileInodesFound,
+         std::set<FsckTargetID>& usedTargets);
+
+      void process(char* bufIn, unsigned bufInLen, char* bufOut, unsigned bufOutLen);
+
+   private:
+      LogContext log;
+      Node& node;
+      SynchronizedCounter* counter;
+      AtomicUInt64* errors;
+      AtomicUInt64* numDentriesFound;
+      AtomicUInt64* numFileInodesFound;
+      std::set<FsckTargetID>* usedTargets;
+
+      unsigned hashDirStart;
+      unsigned hashDirEnd;
+
+      FsckDBDentryTable* dentries;
+      FsckDBDentryTable::BulkHandle dentriesHandle;
+
+      FsckDBFileInodesTable* files;
+      FsckDBFileInodesTable::BulkHandle filesHandle;
+
+      FsckDBContDirsTable* contDirs;
+      FsckDBContDirsTable::BulkHandle contDirsHandle;
+
+      void doWork(bool isBuddyMirrored);
+};
+
+#endif /* RETRIEVEDIRENTRIESWORK_H */